1.Poor in Nitrogen, potassium and organic matter but rich in potash and lime
2.Do not require much moisture’
3.Expands when wet
Which of the following soil is this one? Select the correct ans from the codes below
a)Red soil
b)Alluvial soil
c)Black soil
d)Laterite soil
Ans-[C]
Explanation- Characteristics of the black soils are:
a)It has high qualities of potash, lime, iron, magnesium and generally poor percentage of phosphorous, nitrogen and organic matter.
b)It is black in color as it is formed from weathered lava rocks
c)During dry season, it shrinks and develops big cracks
d)Very clayey and retentive of water. Because of high clay content these soil expand when wet.
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